Re: [PATCH] dax, pmem: add support for msync

[Boaz Harrosh <boaz@plexistor.com>]

On 09/02/2015 07:19 PM, Dave Hansen wrote:
> On 09/02/2015 09:00 AM, Boaz Harrosh wrote:
>>>> We are going to have 2-socket systems with 6TB of persistent memory in
>>>> them.  I think it's important to design this mechanism so that it scales
>>>> to memory sizes like that and supports large mmap()s.
>>>>
>>>> I'm not sure the application you've seen thus far are very
>>>> representative of what we want to design for.
>>>>
>> We have a patch pending to introduce a new mmap flag that pmem aware
>> applications can set to eliminate any kind of flushing. MMAP_PMEM_AWARE.
> 
> Great!  Do you have a link so that I can review it and compare it to
> Ross's approach?
> 

Ha? I have not seen a new mmap flag from Ross, yet I have been off lately
so it is logical that I might have missed it.

Could you send me a link?

(BTW my patch I did not release yet, I'll cc you once its done)

Thanks
Boaz

--
To unsubscribe, send a message with 'unsubscribe linux-mm' in
the body to majordomo@kvack.org.  For more info on Linux MM,
see: http://www.linux-mm.org/ .
Don't email: <a href=mailto:"dont@kvack.org"> email@kvack.org </a>